On 08/15/2017 07:30 AM, Andrew Burgess wrote:
* Claudiu Zissulescu <claudiu.zissule...@synopsys.com> [2017-07-24 10:42:54 +0200]:From: claziss <claz...@synopsys.com> Add support for -G option to ARC backend. gcc/ 2017-04-24 Claudiu Zissulescu <claz...@synopsys.com> * config.gcc: Use g.opt for arc. * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted, functionality moved to ... (legitimate_scaled_address_p): New function, ...here. (LEGITIMATE_SMALL_DATA_OFFSET_P): New define. (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define. (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET condition. (arc_override_options): Handle G option. (arc_output_pic_addr_const): Correct function definition. (arc_legitimate_address_p): Use legitimate_scaled_address_p. (arc_decl_anon_ns_mem_p): Delete. (arc_in_small_data_p): Overhaul this function to take into consideration the value given via G option. (arc_rewrite_small_data_1): Renamed and corrected old arc_rewrite_small_data function. (arc_rewrite_small_data): New function. (small_data_pattern): Don't use pic_offset_table_rtx. * config/arc/arc.h (CC1_SPEC): Recognize G option. * config/arc/simdext.md (movmisalignv2hi): Use prepare_move_operands function. (mov*): Likewise. (movmisalign*): Likewise. gcc/testsuite/ 2017-04-24 Claudiu Zissulescu <claz...@synopsys.com> * gcc.target/arc/sdata-5.c: New test. * gcc.target/arc/arc700-stld-hazard.c: Update test options.From looking at other targets, I think that we need to add documentation for -G into the ARC Options section of of gcc/doc/invoke.texi.
Yes. It would probably be better to treat -G as a target-independent option enabled by some target hook and consolidate the documentation as well, but since it's not done that way at present there needs to be an entry for -G in the ARC options table.
-Sandra
